查询词典 directional

Currently ESCs have been used in the therapy of diabetes mellitus, Parkinson's disease and cardiovascular injury. Even though many problems of technique and ethics should be done, we believe that ESC therapy will be a promising method and used in clinical practice if we make clear the mechanism of ESC directional differentiation, establish an optimal culture system, and solve the problem of oncogenicity.

目前胚胎干细胞已经应用在治疗糖尿病、帕金森及心血管损伤等各种疾病中，虽然有很多技术问题和社会伦理问题需要解决与克服，相信随着胚胎干细胞定向分化机制的逐渐完善，优化培养体系的建立，致瘤性的解决，该细胞疗法作为一种新的治疗方式，将适用于临床使用。

OBJECTIVE: To establish an inducing system for differentiation of bone marrow mesenchymal stem cells into chondrecytes in two-dimensional culture in vivo, to analyze tbe best concentration of transforming growth favor beta-1 (TGF-β1) to induce tbe differentiation and the correlated influence factors for the directional differentiation, and to observe the changes of cell form and phenotype.

目的：建立二维培养条件下骨髓间充质干细胞分化为软骨细胞的诱导体系，分析转化生长因子β 1作为诱导条件的最佳浓度，以及诱导骨髓间充质干细胞定向分化为软骨细胞的相关影响因素，观察细胞诱导后的细胞形态及表型变化。

CD117; hemopoietic stem cells ; dendritic cells ; directional differentiation

CD117；造血干细胞；树突状细胞；定向分化

BACKGROUND: Tranditional Chinese medicine, which possesses anti-oxidation properties, can promote directional differentiation of mouse bone marrow mesenchymal stem cells into nerve cells.

摘要背景：大量文献报道具有抗氧化作用的传统中药单体能促进骨髓间充质干细胞向神经细胞定向分化，红景天苷作为红景天的有效成分，具有较强的抗氧化功效。

The effects of geomagnatic field parameters in directional drilling,selection of non magnet...

探讨了地磁场参数在定向钻井中的作用、无磁钻铤长度的选择、测量数据的比较等问题。

Effect of high vertical magnetic field on the directional solidification structure of eutectic MnBi/Bi has been investigated.

进行了纵向强磁场下MnBi/Bi共晶定向凝固实验研究，并从热力学的角度分析了强磁场对 MnBi/Bi共晶定向凝固组织的影响。

Local directional change of the flow field in the vicinity of spur dike would result in local scouring of spur dike.

丁坝附近的局部流场变化是引起丁坝局部冲刷的根本原因。

The experimental results show that it is possible to represent the directional field of fingerprint and extract the desired features.

即使指纹图像有所旋转，该算法也能得到确切的方向场。

After compared with some published algorithms, an algorithm to detect the directional field of fingerprint based on Walsh transformation was proposed.

为此，经过分析比较以往检测纹路方向的算法，根据指纹图的特点，提出了一种用Walsh变换检测纹路方向的算法。

Line Integral Convolution method is a powerful technique for representing directional information in vector field visualization.

矢量场可视化是科学计算可视化中的一个研究热点，基于纹理图像的流线积分算法可以清楚地描述矢量场的细节。

As she looked at Warrington's manly face, and dark, melancholy eyes, she had settled in her mind that he must have been the victim of an unhappy attachment.

每逢看到沃林顿那刚毅的脸，那乌黑、忧郁的眼睛，她便会相信，他一定作过不幸的爱情的受害者。

Maybe they'll disappear into a pothole.

也许他们将在壶穴里消失